Home / 42,268.13-58,331.78-23,405.26

Finding the Fourth Proportional to 42,268.13, 58,331.78 and 23,405.26

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Solution

The fourth proportional to 42,268.13, 58,331.78 and 23,405.26 is: 32,300.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,268.13 : 58,331.78 = 23,405.26 : x
  2. Step 2: Convert to fraction form
    42,268.13/58,331.78 = 23,405.26/x
  3. Step 3: Cross multiply
    42,268.13x = 58,331.78 × 23,405.26
  4. Step 4: Simplify right side
    42,268.13x = 1,365,270,126.99
  5. Step 5: Solve for x
    x = 1,365,270,126.99/42,268.13
  6. Step 6: Final answer
    x = 32,300.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.